Climate at a Glance

Regional Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of May 2022. For more information, please see Climatological Rankings.


California River Basin

Average Temperature Rankings, May 2018

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 2018
1-Month
63.0°F
(17.2°C)
60.7°F
(15.9°C)
2.3°F
(1.3°C)
96th Coolest Coolest since: 2016 1977
33rd Warmest Warmest since: 2017 2001
Apr–May 2018
2-Month
60.0°F
(15.6°C)
57.3°F
(14.1°C)
2.7°F
(1.5°C)
106th Coolest Coolest since: 2017 1967
23rd Warmest Warmest since: 2016 1992
Ties: 2016
Mar–May 2018
3-Month
56.4°F
(13.6°C)
54.5°F
(12.5°C)
1.9°F
(1.1°C)
94th Coolest Coolest since: 2012 1917
35th Warmest Warmest since: 2017 1934
Ties: 2020
Feb–May 2018
4-Month
53.9°F
(12.2°C)
52.2°F
(11.2°C)
1.7°F
(1.0°C)
102nd Coolest Coolest since: 2012 1917
27th Warmest Warmest since: 2017 1934
Ties: 1928, 1954, 1988, 2009
Jan–May 2018
5-Month
52.9°F
(11.6°C)
50.2°F
(10.1°C)
2.7°F
(1.5°C)
117th Coolest Coolest since: 2017 1917
12th Warmest Warmest since: 2016 2015
Ties: 1931
Dec 2017–May 2018
6-Month
52.0°F
(11.1°C)
49.0°F
(9.4°C)
3.0°F
(1.7°C)
122nd Coolest Coolest since: 2017 1917
6th Warmest Warmest since: 2015 2015
Ties: 1996
Nov 2017–May 2018
7-Month
52.2°F
(11.2°C)
49.1°F
(9.5°C)
3.1°F
(1.7°C)
123rd Coolest Coolest since: 2017 1917
5th Warmest Warmest since: 2015 2015
Ties: 1997
Oct 2017–May 2018
8-Month
53.4°F
(11.9°C)
50.4°F
(10.2°C)
3.0°F
(1.7°C)
122nd Coolest Coolest since: 2017 1917
6th Warmest Warmest since: 2015 2015
Ties: 2000
Sep 2017–May 2018
9-Month
55.2°F
(12.9°C)
52.4°F
(11.3°C)
2.8°F
(1.6°C)
120th Coolest Coolest since: 2017 1917
8th Warmest Warmest since: 2015 2015
Aug 2017–May 2018
10-Month
57.5°F
(14.2°C)
54.5°F
(12.5°C)
3.0°F
(1.7°C)
123rd Coolest Coolest since: 2017 1917
5th Warmest Warmest since: 2015 2015
Jul 2017–May 2018
11-Month
59.4°F
(15.2°C)
56.3°F
(13.5°C)
3.1°F
(1.7°C)
125th Coolest Coolest since: 2017 1917
3rd Warmest Warmest since: 2015 2015
Ties: 1934
Jun 2017–May 2018
12-Month
60.6°F
(15.9°C)
57.4°F
(14.1°C)
3.2°F
(1.8°C)
126th Coolest Coolest since: 2017 1917
2nd Warmest Warmest since: 2015 2015
Dec 2016–May 2018
18-Month
57.3°F
(14.1°C)
54.6°F
(12.6°C)
2.7°F
(1.5°C)
122nd Coolest Coolest since: 2017 1917
5th Warmest Warmest since: 2016 2015
Ties: 2014
Jun 2016–May 2018
24-Month
60.0°F
(15.6°C)
57.3°F
(14.1°C)
2.7°F
(1.5°C)
123rd Coolest Coolest since: 2017 1913, 1917
4th Warmest Warmest since: 2016 2015
Ties: 2014
Jun 2015–May 2018
36-Month
60.1°F
(15.6°C)
57.4°F
(14.1°C)
2.7°F
(1.5°C)
122nd Coolest Coolest since: 2014 1913, 1917
4th Warmest Warmest since: 2017 2016
Ties: 2022
Jun 2014–May 2018
48-Month
60.4°F
(15.8°C)
57.3°F
(14.1°C)
3.1°F
(1.7°C)
124th Coolest Coolest since: 2017 1913
1st Warmest Warmest since: 2017 2016, 2017, 2018
Ties: 2016, 2017
Jun 2013–May 2018
60-Month
60.4°F
(15.8°C)
57.3°F
(14.1°C)
3.1°F
(1.7°C)
123rd Coolest Coolest since: 2017 1913, 1917
1st Warmest Warmest to Date 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published June 2022, retrieved on June 27, 2022 from https://www.ncdc.noaa.gov/cag/